Title:
コンパレータおよび光ディスク記録再生装置
Document Type and Number:
Japanese Patent JP4697298
Kind Code:
B2
Abstract:
A comparator includes a variable-gain amplifier circuit configured to vary an amplitude of an input signal by changing a gain in accordance with a control signal, and a comparison section configured to compare a slice level interlocked with a signal level received from the variable-gain amplifier circuit with an output signal received from the variable-gain amplifier circuit and generate an output signal in accordance with a comparison result.
Inventors:
Fairness
Application Number:
JP2008323370A
Publication Date:
June 08, 2011
Filing Date:
December 19, 2008
Export Citation:
Assignee:
ソニー株式会社
International Classes:
G11B20/10; G11B7/005
Domestic Patent References:
| JP5067332A | ||||
| JP5258464A | ||||
| JP2006085796A | ||||
| JP2001034945A | ||||
| JP2002319137A |
Foreign References:
| WO2003077248A1 | ||||
| WO2007037076A1 |
Attorney, Agent or Firm:
Takahisa Sato